/*
 * lotura - GWT databinding
 * Copyright (C) 2008  Juanjo García Latre
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
package net.inttes.lotura.binding.adapter;

import net.inttes.lotura.binding.Binding;
import net.inttes.lotura.binding.value.ValueModel;
import net.inttes.lotura.binding.value.support.AbstractValueModelAdapter;

import com.google.gwt.user.client.ui.ChangeListener;
import com.google.gwt.user.client.ui.TextBoxBase;
import com.google.gwt.user.client.ui.Widget;


public class TextBoxAdapter extends AbstractValueModelAdapter implements Binding, ChangeListener {

	private TextBoxBase textBox;
	
	
	public TextBoxAdapter(TextBoxBase textBox, ValueModel valueModel) {
		super(valueModel);
		this.textBox = textBox;
		this.textBox.addChangeListener(this);
		initalizeAdaptedValue();
	}
	

	protected void valueModelValueChanged(Object newValue) {
		textBox.setText( newValue != null ? newValue.toString() : "" );
	}

	
	public void onChange(Widget sender) {
		adaptedValueChanged( textBox.getText() );
	}


	public Widget getWidget() {
		return textBox;
	}

}
